string.c

来自「Netscape NSPR库源码」· C语言 代码 · 共 1,982 行 · 第 1/5 页

        }

        if( array[i].comp )
        {
            const char *a = array[i].result;
            const char *b = array[i].dest;

            while( 1 )
            {
                if( *a != *b )
                {
                    printf("FAIL %d: %s != %.32s\n", i, 
                           array[i].result, array[i].dest);
                    return PR_FALSE;
                }

                if( (char)0 == *a ) break;

                a++;
                b++;
            }
        }
    }
                
    printf("PASS\n");
    return PR_TRUE;
}

/* PL_strdup */
PRBool test_006(void)
{
    static const char *array[] =
    {
        (const char *)0,
        "",
        "a",
        "abcdefg"
    };

    int i;

    printf("Test 006 (PL_strdup)      ..."); fflush(stdout);

    for( i = 0; i < sizeof(array)/sizeof(array[0]); i++ )
    {
        char *rv = PL_strdup(array[i]);

        if( (char *)0 == rv )
        {
            printf("FAIL %d: 0x%x -> 0\n", i, array[i]);
            return PR_FALSE;
        }

        if( (const char *)0 == array[i] )
        {
            if( (char)0 != *rv )
            {
                printf("FAIL %d: (const char *)0 -> %.32s\n", i, rv);
                return PR_FALSE;
            }
        }
        else
        {
            const char *a = array[i];
            const char *b = (const char *)rv;

            while( 1 )
            {
                if( *a != *b )
                {
                    printf("FAIL %d: %s != %.32s\n", i, array[i], rv);
                    return PR_FALSE;
                }

                if( (char)0 == *a ) break;

                a++;
                b++;
            }

        }
        PL_strfree(rv);
    }

    printf("PASS\n");
    return PR_TRUE;
}

/* PL_strndup */
PRBool test_007(void)
{
    static struct
    {
        const char *str;
        PRUint32    len;
        const char *result;
    } array[] =
      {
          { (const char *)0, 0, "" },
          { (const char *)0, 1, "" },
          { (const char *)0, 7, "" },
          { "", 0, "" },
          { "", 1, "" },
          { "", 7, "" },
          { "a", 0, "" },
          { "a", 1, "a" },
          { "a", 7, "a" },
          { "ab", 0, "" },
          { "ab", 1, "a" },
          { "ab", 7, "ab" },
          { "abcdefg", 0, "" },
          { "abcdefg", 1, "a" },
          { "abcdefg", 7, "abcdefg" },
          { "abcdefghijk", 0, "" },
          { "abcdefghijk", 1, "a" },
          { "abcdefghijk", 7, "abcdefg" },
          { "abcdef\0ghijk", 0, "" },
          { "abcdef\0ghijk", 1, "a" },
          { "abcdef\0ghijk", 7, "abcdef" }
      };

    int i;

    printf("Test 007 (PL_strndup)     ..."); fflush(stdout);

    for( i = 0; i < sizeof(array)/sizeof(array[0]); i++ )
    {
        char *rv = PL_strndup(array[i].str, array[i].len);
        const char *a;
        const char *b;

        if( (char *)0 == rv )
        {
            printf("FAIL %d: %s,%lu -> 0\n", i, 
                   array[i].str ? array[i].str : "(null)", array[i].len);
            return PR_FALSE;
        }

        a = array[i].result;
        b = (const char *)rv;

        while( 1 )
        {
            if( *a != *b )
            {
                printf("FAIL %d: %s != %.32s\n", i, array[i].result, rv);
                return PR_FALSE;
            }

            if( (char)0 == *a ) break;

            a++;
            b++;
        }

        free(rv);
    }

    printf("PASS\n");
    return PR_TRUE;
}

/* PL_strcat */
PRBool test_008(void)
{
    static struct
    {
        const char *first;
        const char *second;
        const char *result;
    } array[] =
      {
          { (const char *)0, (const char *)0, (const char *)0 },
          { (const char *)0, "xyz", (const char *)0 },
          { "", (const char *)0, "" },
          { "", "", "" },
          { "ab", "", "ab" },
          { "cd", "ef", "cdef" },
          { "gh\0X", "", "gh" },
          { "ij\0X", "kl", "ijkl" },
          { "mn\0X", "op\0X", "mnop" },
          { "qr", "st\0X", "qrst" },
          { "uv\0X", "wx\0X", "uvwx" }
      };

    int i;

    printf("Test 008 (PL_strcat)      ..."); fflush(stdout);

    for( i = 0; i < sizeof(array)/sizeof(array[0]); i++ )
    {
        char buffer[ 1024 ];
        int j;
        char *rv;

        for( j = 0; j < sizeof(buffer); j++ )
            buffer[j] = '-';

        if( (const char *)0 != array[i].first )
            (void)PL_strcpy(buffer, array[i].first);

        rv = PL_strcat(((const char *)0 == array[i].first) ? (char *)0 : buffer,
                       array[i].second);

        if( (const char *)0 == array[i].result )
        {
            if( (char *)0 != rv )
            {
                printf("FAIL %d: %s+%s -> %.32s, not zero\n", i,
                       array[i].first ? array[i].first : "(null)",
                       array[i].second ? array[i].second : "(null)",
                       rv);
                return PR_FALSE;
            }
        }
        else
        {
            if( (char *)0 == rv )
            {
                printf("FAIL %d: %s+%s -> null, not %s\n", i,
                       array[i].first ? array[i].first : "(null)",
                       array[i].second ? array[i].second : "(null)",
                       array[i].result);
                return PR_FALSE;
            }
            else
            {
                const char *a = array[i].result;
                const char *b = (const char *)rv;

                while( 1 )
                {
                    if( *a != *b )
                    {
                        printf("FAIL %d: %s+%s -> %.32s, not %s\n", i,
                               array[i].first ? array[i].first : "(null)",
                               array[i].second ? array[i].second : "(null)",
                               rv, array[i].result);
                        return PR_FALSE;
                    }

                    if( (char)0 == *a ) break;

                    a++;
                    b++;
                }
            }
        }
    }

    printf("PASS\n");
    return PR_TRUE;
}

/* PL_strncat */
PRBool test_009(void)
{
    static struct
    {
        const char *first;
        const char *second;
        PRUint32    length;
        PRBool      nulled;
        const char *result;
    } array[] = 
      {
          { (const char *)0, (const char *)0, 0, PR_FALSE, (const char *)0 },
          { (const char *)0, (const char *)0, 1, PR_FALSE, (const char *)0 },
          { (const char *)0, (const char *)0, 7, PR_FALSE, (const char *)0 },
          { (const char *)0, "", 0, PR_FALSE, (const char *)0 },
          { (const char *)0, "", 1, PR_FALSE, (const char *)0 },
          { (const char *)0, "", 7, PR_FALSE, (const char *)0 },
          { (const char *)0, "stuff", 0, PR_FALSE, (const char *)0 },
          { (const char *)0, "stuff", 1, PR_FALSE, (const char *)0 },
          { (const char *)0, "stuff", 7, PR_FALSE, (const char *)0 },
          { "", (const char *)0, 0, PR_TRUE, "" },
          { "", (const char *)0, 1, PR_TRUE, "" },
          { "", (const char *)0, 7, PR_TRUE, "" },
          { "", "", 0, PR_TRUE, "" },
          { "", "", 1, PR_TRUE, "" },
          { "", "", 7, PR_TRUE, "" },
          { "", "abcdefgh", 0, PR_TRUE, "" },
          { "", "abcdefgh", 1, PR_FALSE, "a" },
          { "", "abcdefgh", 7, PR_FALSE, "abcdefg" },
          { "xyz", (const char *)0, 0, PR_TRUE, "xyz" },
          { "xyz", (const char *)0, 1, PR_TRUE, "xyz" },
          { "xyz", (const char *)0, 7, PR_TRUE, "xyz" },
          { "xyz", "", 0, PR_TRUE, "xyz" },
          { "xyz", "", 1, PR_TRUE, "xyz" },
          { "xyz", "", 7, PR_TRUE, "xyz" },
          { "xyz", "abcdefgh", 0, PR_TRUE, "xyz" },
          { "xyz", "abcdefgh", 1, PR_FALSE, "xyza" },
          { "xyz", "abcdefgh", 7, PR_FALSE, "xyzabcdefg" }
      };

    int i;

    printf("Test 009 (PL_strncat)     ..."); fflush(stdout);

    for( i = 0; i < sizeof(array)/sizeof(array[0]); i++ )
    {
        char buffer[ 1024 ];
        int j;
        char *rv;

        for( j = 0; j < sizeof(buffer); j++ )
            buffer[j] = '-';

        if( (const char *)0 != array[i].first )
            (void)PL_strcpy(buffer, array[i].first);

        rv = PL_strncat(((const char *)0 == array[i].first) ? (char *)0 : buffer,
                         array[i].second, array[i].length);

        if( (const char *)0 == array[i].result )
        {
            if( (char *)0 != rv )
            {
                printf("FAIL %d: %s+%s/%lu -> %.32s, not zero\n", i,
                       array[i].first ? array[i].first : "(null)",
                       array[i].second ? array[i].second : "(null)",
                       array[i].length, rv);
                return PR_FALSE;
            }
        }
        else
        {
            if( (char *)0 == rv )
            {
                printf("FAIL %d: %s+%s/%lu -> null, not %s\n", i,
                       array[i].first ? array[i].first : "(null)",
                       array[i].second ? array[i].second : "(null)",
                       array[i].length, array[i].result);
                return PR_FALSE;
            }
            else
            {
                const char *a = array[i].result;
                const char *b = (const char *)rv;

                while( *a )
                {
                    if( *a != *b )
                    {
                        printf("FAIL %d: %s+%s/%lu -> %.32s, not %s\n", i,
                               array[i].first ? array[i].first : "(null)",
                               array[i].second ? array[i].second : "(null)",
                               array[i].length, rv, array[i].result);
                        return PR_FALSE;
                    }

                    a++;
                    b++;
                }

                if( array[i].nulled )
                {
                    if( (char)0 != *b )
                    {
                        printf("FAIL %d: %s+%s/%lu -> not nulled\n", i,
                               array[i].first ? array[i].first : "(null)",
                               array[i].second ? array[i].second : "(null)",
                               array[i].length);
                        return PR_FALSE;
                    }
                }
                else
                {
                    if( (char)0 == *b )
                    {
                        printf("FAIL %d: %s+%s/%lu -> overrun\n", i,
                               array[i].first ? array[i].first : "(null)",
                               array[i].second ? array[i].second : "(null)",
                               array[i].length);
                        return PR_FALSE;
                    }
                }
            }
        }
    }

    printf("PASS\n");
    return PR_TRUE;
}

/* PL_strcatn */
PRBool test_010(void)
{
    static struct
    {
        const char *first;
        const char *second;
        PRUint32    length;
        const char *result;
    } array[] = 
      {
          { (const char *)0, (const char *)0, 0, (const char *)0 },